treeviz flatdata experiment + better invalid TZ handling

front/php/templates/language/zh_cn.json

@@ -138,8 +138,8 @@
     "DevDetail_Shortcut_DownAlerts": "下线警报",
     "DevDetail_Shortcut_Presence": "存在",
     "DevDetail_Shortcut_Sessions": "会话",
-    "DevDetail_Tab_Details": "<i class=\"fa fa-info-circle\"></i> 详细信息",
-    "DevDetail_Tab_Events": "<i class=\"fa fa-bolt\"></i> 事件",
+    "DevDetail_Tab_Details": "详细信息",
+    "DevDetail_Tab_Events": "事件",
     "DevDetail_Tab_EventsTableDate": "日期",
     "DevDetail_Tab_EventsTableEvent": "事件类型",
     "DevDetail_Tab_EventsTableIP": "IP",
@@ -154,10 +154,10 @@
     "DevDetail_Tab_NmapTableState": "状态",
     "DevDetail_Tab_NmapTableText": "<a href=\"/settings.php#NMAP_ACTIVE\">设置</a>时间表",
     "DevDetail_Tab_NmapTableTime": "时间",
-    "DevDetail_Tab_Plugins": "<i class=\"fa fa-plug\"></i> 插件",
-    "DevDetail_Tab_Presence": "<i class=\"fa fa-calendar\"></i> 存在",
-    "DevDetail_Tab_Sessions": "<i class=\"fa fa-list-ol\"></i> 会话",
-    "DevDetail_Tab_Tools": "<i class=\"fa fa-screwdriver-wrench\"></i> 工具",
+    "DevDetail_Tab_Plugins": "插件",
+    "DevDetail_Tab_Presence": "存在",
+    "DevDetail_Tab_Sessions": "会话",
+    "DevDetail_Tab_Tools": "工具",
     "DevDetail_Tab_Tools_Internet_Info_Description": "互联网信息工具显示有关互联网连接的信息，例如 IP 地址、城市、国家、区号和时区。",
     "DevDetail_Tab_Tools_Internet_Info_Error": "发生了错误",
     "DevDetail_Tab_Tools_Internet_Info_Start": "开始互联网信息",